linux-kernel - Re: [PATCH v8 0/3] hung_task: Provide runtime reset interface for hung task detector

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Message-ID: <ccda853e-ea7d-49bb-aa35-20c98ec93fcb@linux.dev>
Date: Sun, 8 Feb 2026 12:11:47 +0800
From: Lance Yang <lance.yang@...ux.dev>
To: Aaron Tomlin <atomlin@...mlin.com>
Cc: neelx@...e.com, sean@...e.io, akpm@...ux-foundation.org,
 mproche@...il.com, chjohnst@...il.com, nick.lange@...il.com,
 gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
 joel.granados@...nel.org, pmladek@...e.com, mhiramat@...nel.org
Subject: Re: [PATCH v8 0/3] hung_task: Provide runtime reset interface for
 hung task detector



On 2026/2/8 08:21, Aaron Tomlin wrote:
> Hi Lance, Greg, Petr, Joel, Masami, Andrew,
> 
> This series introduces the ability to reset /proc/sys/kernel/hung_task_detect_count.
> 
> Writing a "0" value to this file atomically resets the counter of detected
> hung tasks. This functionality provides system administrators with the
> means to clear the cumulative diagnostic history following incident
> resolution, thereby simplifying subsequent monitoring without necessitating
> a system restart.
> 
> Please let me know your thoughts.
> 
> 
> Changes since v7 [1]:
>   - Immediately update the global counter as soon as a hung task is
>     detected (Petr Mladek)
>   - Added Reviewed-by: tag from Masami Hiramatsu and Aaron Tomlin

Looks like you forgot to include Petr's RB on #01 and #02 ... IIRC